package com.qfedu.dao;

import com.qfedu.entity.Student;
import com.qfedu.vo.Sex;
import com.qfedu.vo.VoStudent;

import java.util.List;

/**
 * projectName: backStage
 * author: CGY
 * time: 2020/9/25 21:12
 * description:
 */
public interface UserDao {
    String selectNameByNo(String no);

    VoStudent selectStudentByNo(String no);

    Student selectStudentByNo2(String no);

    List<Student> selectStudentByCno(String cno);

    //查询各班的男女比例人数
    List<Sex> sexScale(String cno);
}
